TL;DR: Do you want your own social network as Elon does? Join the federated Mastodon microblogging. First things first… What is Mastodon? Mastodon is an open-source federated microblogging platform. Hold on, what? Sorry, let me explain in other words. As you probably know, Elon Musk has just acquired Twitter. Besides the business model…

TL;DR: Why and what options do we have to do audit trails in Postgres Motivation In a very high-level view, audit trails respond to the questions of who, what and when access to the database. Probably it’s a duty if your business has to pass an audit or it has compliance…

TL;DR: How to test that your alarms work properly! Motivation AWS CloudWatch is a cloud service for storing and indexing of any kind on logs. You can add dimensions, properties, … With AWS CloudWatch Insight we can define metrics on logs, send embedded metrics… and create alarms! Having alarms for your…

TL;DR: How to do modern python logging with a fluent logging collector Motivation Python's out-of-box logging facilities are excellent. It’s a pluggable system that allows us to customize the logging format, add as many handlers as we need, configure it using config files and so on. On the other hand, fluentd…

TL;DR: How to set up an open source logging platform on Kubernetes Motivation Logs are mandatory. We need a way to record and monitor our application's status in real production-grade applications. In another post, I explored how you can use an OpenTelemetry-based stack to have traces of the requests which pass…

TL;DR: How to add spans to your Istio traces in Python Motivation We discovered how to enable Istio in your Kubernetes cluster in the last post. Enabling Istio in a Rancher cluster How to install and set up Istio in a Kubernetes cluster managed with Rancher and Nginx ingress.jmrobles.medium.com Thanks to its auto instrumentation feature out of the box, Istio creates a new trace for each new incoming request. …

TL;DR: How to install and set up Istio in a Kubernetes cluster managed with Rancher and Nginx ingress. Motivation Istio is one of the most used mesh services to interconnect and communicate microservices in clusters. Istio is compound by several open sources of software and services. The core of the system…

TL;DR: This bootstrap enables the easy telegram bot developing in Python with production-grade features. Motivation Telegram rules. It’s the king if we take in count the number of features… and its awesome bot skills. I used telegram bots for multiple scenarios: alarm notification, scrapping control, automation tools, … I find python-telegram-bot…

TL;DR: How to deploy the open source no-code self-service platform into your Kubernetes cluster. Motivation No-code rules. It’s trending topic right now. Now that everyone has gotten used to creating their own self-service dashboards with data from the warehouse/datalake, the evolution of self-services appears: no-code apps. With a no-code platform, any…